JP2016149556A - スタックされたメモリ要素を有する半導体デバイスおよび半導体デバイス上にメモリ要素をスタックする方法 - Google Patents
スタックされたメモリ要素を有する半導体デバイスおよび半導体デバイス上にメモリ要素をスタックする方法 Download PDFInfo
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- JP2016149556A JP2016149556A JP2016026651A JP2016026651A JP2016149556A JP 2016149556 A JP2016149556 A JP 2016149556A JP 2016026651 A JP2016026651 A JP 2016026651A JP 2016026651 A JP2016026651 A JP 2016026651A JP 2016149556 A JP2016149556 A JP 2016149556A
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title abstract description 14
- 230000015654 memory Effects 0.000 title description 26
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 230000008878 coupling Effects 0.000 claims abstract description 36
- 238000010168 coupling process Methods 0.000 claims abstract description 36
- 238000005859 coupling reaction Methods 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 5
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- 238000010586 diagram Methods 0.000 description 2
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- 229910052710 silicon Inorganic materials 0.000 description 2
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- 238000012986 modification Methods 0.000 description 1
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- 238000012546 transfer Methods 0.000 description 1
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Abstract
【解決手段】半導体デバイスは、基板に結合されるダイと、基板に反対のダイの表面に結合される第1のメモリデバイスと、第2のメモリデバイスが第1のメモリデバイスに少なくとも部分的に重なるように、基板に反対のダイの表面と第2のメモリデバイスとの間に結合される結合デバイスとを含む。少なくとも部分的に重なる仕方で、ダイ上に第1および第2のメモリデバイスを搭載する方法が、やはり開示される。
【選択図】図5
Description
104 パッケージ基板
106 再分配層
108 第1のDRAM
110 第2のDRAM
112 マイクロバンプ
302 半導体ダイ
304 パッケージ基板
306 インターポーザ
308 第1のDRAM
310 第2のDRAM
402 半導体ダイ
404 パッケージ基板
406 再分配層
408 縁部
410 第1のメモリデバイス
412 上面
414 小部分
416 マイクロバンプ
418 インターポーザ
420 小部分
422 上面
424 マイクロバンプ
426 第2のメモリデバイス
428 マイクロバンプ
430 スペーサ
502 半導体ダイ
504 上面
506 第1の位置
508 第2の位置
700 ワイヤレス通信システム
720 リモートユニット
725 集積回路または他の半導体デバイス
730 リモートユニット
735 集積回路または他の半導体デバイス
740 基地局
750 リモートユニット
755 集積回路または他の半導体デバイス
780 順方向リンク信号
790 逆方向リンク信号
Claims (30)
- 基板に結合されたダイと、
前記基板の反対側の前記ダイの上面に結合された第1のメモリデバイスと、
前記基板の反対側の前記ダイの上面と第2のメモリデバイスとの間に結合された結合デバイスであって、該結合デバイスが該結合デバイスの上面から該結合デバイスの底面まで延伸する結合デバイス貫通ビアを有し、前記第2のメモリデバイスが前記第1のメモリデバイスと少なくとも部分的に重なる、結合デバイスと、
前記ダイと前記第1のメモリデバイス及び前記結合デバイスとの間の再分配層であって、前記第1のメモリデバイス及び前記結合デバイスの結合を容易にする再分配層とを備えた半導体デバイス。 - 前記結合デバイス貫通ビアが複数の結合デバイス貫通ビアである、請求項1に記載の半導体デバイス。
- 前記ダイの上面から前記ダイの上面の反対側の前記ダイの底面まで延伸するダイ貫通ビアを更に備えた請求項1に記載の半導体デバイス。
- 前記ダイ貫通ビアが複数のダイ貫通ビアである、請求項3に記載の半導体デバイス。
- 前記ダイの上面から前記ダイの上面の反対側の底面まで延伸する第1のダイ貫通ビアと、
前記ダイの上面から前記ダイの底面まで延伸し且つ前記第1のダイ貫通ビアから水平方向に離されている第2のダイ貫通ビアとを更に備えた請求項1に記載の半導体デバイス。 - 前記第1のダイ貫通ビアが複数の第1のダイ貫通ビアであり、前記第2のダイ貫通ビアが複数の第2のダイ貫通ビアである、請求項5に記載の半導体デバイス。
- 前記第1のダイ貫通ビアが、前記第1のメモリデバイスの垂直下方で且つ前記第1のメモリデバイスの周辺内の第1の箇所に配置されている、請求項5に記載の半導体デバイス。
- 前記第2のダイ貫通ビアが、前記結合デバイスの垂直下方で且つ前記結合デバイスの周辺内の第2の箇所に配置されている、請求項7に記載の半導体デバイス。
- 前記第1のメモリデバイスと前記第2のメモリデバイスのうち少なくとも一方がDRAMである、請求項1に記載の半導体デバイス。
- 前記第1のメモリデバイスと前記第2のメモリデバイスのうち少なくとも一方が、ランダムアクセスメモリ(RAM)、スタティックRAM(SRAM)、相変化RAM(PRAM)及び磁気RAM(MRAM)から成る群から選択されている、請求項1に記載の半導体デバイス。
- 前記第2のメモリデバイスに隣接し且つ前記第1のメモリデバイスの残りの部分に実質的に重なる熱伝導性スペーサを更に備えた請求項1に記載の半導体デバイス。
- 前記結合デバイスが前記第1のメモリデバイスの高さと実質的に同じ高さである高さを有する、請求項1に記載の半導体デバイス。
- 前記半導体デバイスが、セットトップボックス、音楽プレイヤ、ビデオプレイヤ、エンターテインメントユニット、ナビゲーションデバイス、通信デバイス、個人情報端末(PDA)、固定位置データユニット、及びコンピュータのうち一つに集積されている、請求項1に記載の半導体デバイス。
- 基板上に搭載されたダイであって、前記基板に面する第1の表面及び前記基板の反対側の第2の表面を有するダイと、
前記ダイの第2の表面上に搭載された第1のメモリデバイスと、
前記ダイの第2の表面上に搭載された結合デバイスであって、該結合デバイスの上面から該結合デバイスの底面まで延伸する結合デバイス貫通ビアを有する結合デバイスと、
前記第1のメモリデバイスと少なくとも部分的に重なり且つ前記結合デバイスと少なくとも部分的に重なる第2のメモリデバイスであって、前記結合デバイスによって前記ダイに電気的に結合されている第2のメモリデバイスとを備えた半導体デバイス。 - 前記結合デバイスが前記第2の表面上の前記第1のメモリデバイスに隣接している、請求項14に記載の半導体デバイス。
- 前記第1のメモリデバイスと前記第2のメモリデバイスのうち少なくとも一方がDRAMである、請求項14に記載の半導体デバイス。
- 前記ダイと前記第1のメモリデバイスとの間の再分配層であって、前記第1のメモリデバイス及び前記第2のメモリデバイスを前記ダイに結合するのを容易にする再分配層を更に備えた請求項14に記載の半導体デバイス。
- 前記結合デバイスが前記第1のメモリデバイスと実質的に同じ高さを有する、請求項14に記載の半導体デバイス。
- 前記結合デバイス貫通ビアが複数の結合デバイス貫通ビアである、請求項14に記載の半導体デバイス。
- 前記ダイの上面から前記ダイの上面の反対側の前記ダイの底面まで延伸するダイ貫通ビアを更に備えた請求項14に記載の半導体デバイス。
- 前記ダイ貫通ビアが複数のダイ貫通ビアである、請求項20に記載の半導体デバイス。
- 前記ダイの上面から前記ダイの上面の反対側の前記ダイの底面まで延伸する第1のダイ貫通ビアと、
前記ダイの上面から前記ダイの底面まで延伸し且つ前記第1のダイ貫通ビアから水平方向に離されている第2のダイ貫通ビアとを更に備えた請求項14に記載の半導体デバイス。 - 前記第1のダイ貫通ビアが複数の第1のダイ貫通ビアであり、前記第2のダイ貫通ビアが複数の第2のダイ貫通ビアである、請求項22に記載の半導体デバイス。
- 前記第1のダイ貫通ビアが、前記第1のメモリデバイスの垂直下方で且つ前記第1のメモリデバイスの周辺内の第1の箇所に配置されている、請求項22に記載の半導体デバイス。
- 前記第2のダイ貫通ビアが、前記結合デバイスの垂直下方で且つ前記結合デバイスの周辺内の第2の箇所に配置されている、請求項24に記載の半導体デバイス。
- 前記第1のメモリデバイスと前記第2のメモリデバイスのうち少なくとも一方がDRAMである、請求項14に記載の半導体デバイス。
- 前記第1のメモリデバイスと前記第2のメモリデバイスのうち少なくとも一方が、ランダムアクセスメモリ(RAM)、スタティックRAM(SRAM)、相変化RAM(PRAM)及び磁気RAM(MRAM)から成る群から選択されている、請求項14に記載の半導体デバイス。
- 前記第2のメモリデバイスに隣接し且つ前記第1のメモリデバイスの残りの部分に実質的に重なる熱伝導性スペーサを更に備えた請求項14に記載の半導体デバイス。
- 前記結合デバイスが、前記第1のメモリデバイスの高さと実質的に同じ高さである高さを有する、請求項14に記載の半導体デバイス。
- 前記半導体デバイスが、セットトップボックス、音楽プレイヤ、ビデオプレイヤ、エンターテインメントユニット、ナビゲーションデバイス、通信デバイス、個人情報端末(PDA)、固定位置データユニット、及びコンピュータのうち一つに集積されている、請求項14に記載の半導体デバイス。
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